164 A MANUAL FOR NORTHERN WOODSMEN 
man has no concern. Such a man when he wishes to 
know the diameter of a standing tree at a point out of 
reach will ordinarily either estimate it or cut the tree 
down. 
Bark Blazer 
Occasionally, however, timber 
may be met with which is of suf¬ 
ficient value for special purposes 
to require measurement in this 
way. In such a case the engineer’s 
transit may be employed, and by 
its aid it is not a difficult matter 
to determine either the height at 
which any given diameter is at¬ 
tained or the diameter at any given 
height. A very simple little in¬ 
strument for diameter measure¬ 
ment has been devised, which is described by its inventor 
as follows : 1 
Timber Scribe 
“ The Biltmore pachymeter is used in connection with 
a target or piece of board graduated in inches, marked 
1 Forestry Quarterly, Vol. IV, p. 8. 
